Include NetBSD port, from Zplay

1 files changed, 35 insertions, 0 deletions

diff --git a/netbsd/util.h b/netbsd/util.h
new file mode 100644
index 0000000..d08783f
--- /dev/null
+++ b/netbsd/util.h
@@ -0,0 +1,35 @@
+#define RB_FOREACH(x, name, head)                                       \
+        for ((x) = RB_MIN(name, head);                                  \
+             (x) != NULL;                                               \
+             (x) = name##_RB_NEXT(x))
+
+#define RB_FOREACH_SAFE(x, name, head, y)                               \
+        for ((x) = RB_MIN(name, head);                                  \
+            ((x) != NULL) && ((y) = name##_RB_NEXT(x), 1);              \
+             (x) = (y))
+
+#define RB_FOREACH_REVERSE(x, name, head)                               \
+        for ((x) = RB_MAX(name, head);                                  \
+             (x) != NULL;                                               \
+             (x) = name##_RB_PREV(x))
+
+#define RB_FOREACH_REVERSE_SAFE(x, name, head, y)                       \
+        for ((x) = RB_MAX(name, head);                                  \
+            ((x) != NULL) && ((y) = name##_RB_PREV(x), 1);              \
+             (x) = (y))
+
+
+#ifndef TAILQ_END
+#define TAILQ_END(head)                 NULL
+#endif
+
+#ifndef TAILQ_FOREACH_SAFE
+#define TAILQ_FOREACH_SAFE(var, head, field, tvar)                      \
+        for ((var) = TAILQ_FIRST(head);                                 \
+            (var) != TAILQ_END(head) &&                                 \
+            ((tvar) = TAILQ_NEXT(var, field), 1);                       \
+            (var) = (tvar))
+#endif
+
+#define FMT_SCALED_STRSIZE      7       /* minus sign, 4 digits, suffix, null byte */
+int     fmt_scaled(long long number, char *result);